其他事项（指通常于正式会议末尾所讨论的未列入议事日程的事项） AOB is a heading on an agenda for a meeting, to show that any topics not listed separately can be discussed at this point, usually the end. AOB is an abbreviation for 'any other business'. 其他事项（指通常于正式会议末尾所讨论的未列入议事日程的事项）